1. If (x + 1/x) / (1 + 1/x) = 99 then what is the value of (x + 1/x) / (1- 1/x) = ?
2. Given that a(3b-1) = 0 and a = 0. Find the value of b?
3. A seller marks the price of an article 35% more of the wholesale price and he offers some discount. If he wish to get a profit of 21.5%. What is the percentage difference between marked price and selling price?
A. 12.5
B. 10
C. 25
D. 22.5
E. 15
4. 53 students are divided into P and Q groups. P has 7 batches of n students each. Q has x students of 5 batches or 6 batches with x students in 5 batches and x+1 students in 6th batch
Col A: x
Col B: n
5. Given a figure in which there was a rectangle inscribed inside another rectangle.The internal rectangle was slanting and one of its side bisected one side of the outer rectangle and was asked find the area of internal rectangle?
The answer for the fifth question, is that the area of the inscribed rectangle is half that of the outer rectangle. -Deepak
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